Feature: Positive effect: Printed with positive and active sayings in bright and fresh color can create a constructive effect, promote student's learning interesting, develop student's studying potential, enhance student's creativity and increase interactions between teachers and students. Easy to store: Equipped with a drawstring bag, convenient for you to store and carry, you can hang them on somewhere to prevent it from taking up spaces, these sitting carpet spots can also be the eye-catching and lovely accessories for classroom. Specification: Material: nylon Size: approx. 4 inches in diameter Color: as pictures shown Note: The words on the product are just for encouragement, not for trademark, our trademark is Mudder. Manual measurement, please allow slight errors on size. The colors may exist slight difference due to different screens.